494610864 has 80 divisors (see below), whose sum is σ = 1403481600. Its totient is φ = 148852480.

The previous prime is 494610847. The next prime is 494610881. The reversal of 494610864 is 468016494.

It is an interprime number because it is at equal distance from previous prime (494610847) and next prime (494610881).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75529 + ... + 81815.

It is an arithmetic number, because the mean of its divisors is an integer number (17543520).

Almost surely, 2^494610864 is an apocalyptic number.

494610864 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494610864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (701740800).

494610864 is an abundant number, since it is smaller than the sum of its proper divisors (908870736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

494610864 is a wasteful number, since it uses less digits than its factorization.

494610864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6458 (or 6452 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 494610864 is about 22239.8485606355. The cubic root of 494610864 is about 790.8386457970.

The spelling of 494610864 in words is "four hundred ninety-four million, six hundred ten thousand, eight hundred sixty-four".